Dear Kurt,

We are producing samples to be used as standard XRD (and neutron diffraction)  
reference materials for line profile analysis, QPA and also for energy 
calibration of synchrotron radiation.
Our samples of Y2O3 were already characterized by conventional laboratory 
diffractometers and synchrotron and presented very good results.
Although just now we have a small quantity (we are planning to produce a new 
lot soon) perhaps we can help you.

Luis


Dr. Luis Gallego Martinez
IPEN - Instituto de Pesquisas Energéticas e Nucleares
CCTM - Centro de Ciência e Tecnologia de Materiais
Av. Prof. Lineu Prestes 2242  - Cidade Universitária - USP
São Paulo - SP - Brasil - CEP:05508-000
Tel: (+ 55 11) 3133-9222 - Fax: 3133-9276
VoIP Skype: lgmartinez
[EMAIL PROTECTED]   www.ipen.br
 
  ----- Original Message ----- 
  From: Kurt Leinenweber 
  To: rietveld_l@ill.fr 
  Sent: Tuesday, October 14, 2008 8:17 PM
  Subject: source for Y2O3?


  Dear Rietvelders,

   

  In September there was a discussion of refining the polarization of an 
instrument, and Lachlan and Matthew both suggested Y2O3.  The time has come to 
do the measurement, and I was wondering if anyone has suggestions for a good 
source and annealing schedule for the Y2O3?  Is the already annealed material 
available as an XRD standard?

   

  Thank you very much,

   

                                                  - Kurt

   

   

  *********

  Kurt Leinenweber

  Dept. of Chemistry and Biochemistry

  Arizona State University

  Tempe, AZ 85287-1604

   

  phone (480)-965-8853

  fax (480)-965-2747

   

  ***********

   

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